您要查找的是不是：
- On the base of large numbers of model calculation and plot analysis, found the general rule of borehole shrinkage under the effect of formation dip, maximal principal stress orientation and maximal horizontal stress orientation. 在大量模型计算求解的基础上,得到了地层倾角、最大主应力方向及最大水平主应力方向对倾斜蠕变地层段井眼缩径影响的一般规律。
- Effect of variation of principal stress orientation during cyclic loading on undrained dynamic behavior of saturated loose sands 主应力方向循环变化对饱和松砂不排水动力特性的影响
- principal stress orientation 主应力方向角
- It was found that the undrained shear behavior of loose sands was considerably dependent on the orientation of the principal stress. 研究表明，主应力方向对在不排水条件下饱和松砂的单调剪切特性具有显著影响。
- Principal compressive stress orientation 主压应力方向
- The orientation of the principal stresses relative to the directions of the polarizer and first quarter-wave plate is of course immaterial. 主应力相对于起偏镜和第一个四分之波片方向的方位，当然是无关紧要的。
- The borehole breakout is most believable one among many methods of measuring stress orientation. 测量应力方向的多种方法中,目前应以井壁崩落给出的结果最为可信。
- initial orientation of principal stress 主应力轴连续旋转
- orientation of compressive principal stress 主压应力方向
- Moreover, the article proposes the method for determination of the stress orientation using the processing result of imaging logging data. 另外，也给出了利用成像测井资料处理结果确定地应力方向的方法。
- The failure criterions of principal stress, octahedral stress and strain space are established. 建立了主应力、大连理工人学博士学位论文一八面体应力和应变空间的混凝土破坏准则。
- The main direction of the current maximum horizontal principal stress is NE-SW and NEE-SWW. 裂缝主要发育在东西两侧靠近断层、近源的构造陡坡上;
- orientation of the principal stress 主应力方向
- The investigation of shear sense indicators in coals can provide a basis for determination of local shear stress orientation, hence for determination of the whole stress field. 煤中剪切指向标志研究，是岩层构造运动学分析的主要内容，可判别局部剪应力方向，进而为确定应力场提供依据。
- Rock rupture caused by decreasing the minimum principal stress was studied with Mogi's general triaxial test machine. 过去曾用常规的三轴试验机研究过减小围压引起的岩石破坏。这种实验的局限性在于中等主应力和最小主应力始终保持相等。
- The calculation principle of earth pressure using principal stress arching is proposed. 给出了用主应力拱应力分析计算土压力的基本原理。
- The inherent anisotropy of sands was investigated firstly through the shear tests with fixed principal stress axes. 通过应力主轴固定单调剪切试验分析了所制作砂样的初始各向异性特性。
- To answer this question, we need to plot trajectories of principal stresses. 为了回答这个问题，我们尚须画出主应力迹线图。
- The stress path that prevails in a pavement under wheel loading includes stress reversal causing rotation of the principal stress direction. 在车轮的荷载作用下，整个路面的应力过程包括导致主应力方向发生旋转的应力反向。
- On FEM simulating its stress and displacement characteristics, the contour of maximum and minimum principal stress have been drawn. 分析结果表明，长白山天池地区高陡斜坡整体稳定性较好，不会发生大规模崩塌。
